diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a4124ec6376a4c08221661fb3c9f3bf27da0ee7e..7220c11e60b4cfe6bffaed2efdc94f702d63b732 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5383,6 +5383,12 @@ static void cherryview_init_clock_gating(struct drm_device *dev) /* WaDisableThreadStallDopClockGating:chv */ I915_WRITE(GEN8_ROW_CHICKEN, _MASKED_BIT_ENABLE(STALL_DOP_GATING_DISABLE)); + + /* WaVSRefCountFullforceMissDisable:chv */ + /* WaDSRefCountFullforceMissDisable:chv */ + I915_WRITE(GEN7_FF_THREAD_MODE, + I915_READ(GEN7_FF_THREAD_MODE) & + ~(GEN8_FF_DS_REF_CNT_FFME | GEN7_FF_VS_REF_CNT_FFME)); } static void g4x_init_clock_gating(struct drm_device *dev)